Gaya APA

Liker, J, K., Morgan, J, M. (2006). The Toyota Product Development System : Integrating People, Process, and Technology . New York: Productivity Pess.

Gaya MLA

Liker, Jeffrey, K.., Morgan, James, M.. "The Toyota Product Development System : Integrating People, Process, and Technology". New York: Productivity Pess, 2006. Text.